Home / 20,336.96-30,506.52-6,306.68

Finding the Fourth Proportional to 20,336.96, 30,506.52 and 6,306.68

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Solution

The fourth proportional to 20,336.96, 30,506.52 and 6,306.68 is: 9,460.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,336.96 : 30,506.52 = 6,306.68 : x
  2. Step 2: Convert to fraction form
    20,336.96/30,506.52 = 6,306.68/x
  3. Step 3: Cross multiply
    20,336.96x = 30,506.52 × 6,306.68
  4. Step 4: Simplify right side
    20,336.96x = 192,394,707.02
  5. Step 5: Solve for x
    x = 192,394,707.02/20,336.96
  6. Step 6: Final answer
    x = 9,460.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.